496639 has 16 divisors (see below), whose sum is σ = 612864. Its totient is φ = 396000.

The previous prime is 496631. The next prime is 496669. The reversal of 496639 is 936694.

It is not a de Polignac number, because 496639 - 2³ = 496631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 496598 and 496607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (496631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3214 + ... + 3364.

It is an arithmetic number, because the mean of its divisors is an integer number (38304).

2⁴⁹⁶⁶³⁹ is an apocalyptic number.

496639 is a deficient number, since it is larger than the sum of its proper divisors (116225).

496639 is a wasteful number, since it uses less digits than its factorization.

496639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198.

The product of its digits is 34992, while the sum is 37.

The square root of 496639 is about 704.7261879624. The cubic root of 496639 is about 79.1918107881.

It can be divided in two parts, 4966 and 39, that added together give a palindrome (5005).

The spelling of 496639 in words is "four hundred ninety-six thousand, six hundred thirty-nine".